What Should Qualcomm Stock Investors Be Watching Now?

Qualcomm (QCOM) stock has returned 45% over the past six months, against 18.2% for the S&P 500. If you own it after a run like that, your worry is what could interrupt it. Sales fell 4.0% from a year earlier in the latest quarter. On top of that, management has warned that one large customer is buying less. Which customer is it, and how quickly is it pulling back.